import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/* Layout */
import Layout from '@/layout'

/* Router Modules */
import componentsRouter from './modules/components'
import chartsRouter from './modules/charts'

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'/'el-icon-x' the icon show in the sidebar
    noCache: true                if set true, the page will no be cached(default is false)
    affix: true                  if set true, the tag will affix in the tags-view
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
export const constantRoutes = [{
        path: '/redirect',
        component: Layout,
        hidden: true,
        children: [{
            path: '/redirect/:path(.*)',
            component: () =>
                import ('@/views/redirect/index')
        }]
    },
    {
        path: '/login',
        component: () =>
            import ('@/views/login/index'),
        hidden: true
    },
    {
        path: '/auth-redirect',
        component: () =>
            import ('@/views/login/auth-redirect'),
        hidden: true
    },
    {
        path: '/404',
        component: () =>
            import ('@/views/error-page/404'),
        hidden: true
    },
    {
        path: '/401',
        component: () =>
            import ('@/views/error-page/401'),
        hidden: true
    },
    {
        path: '/',
        component: Layout,
        redirect: '/dashboard',
        children: [{
            path: 'dashboard',
            component: () =>
                import ('@/views/dashboard/index'),
            name: 'Dashboard',
            meta: { title: '首页', icon: 'dashboard', affix: true }
        }]
    },
    {
        path: '/profile',
        component: Layout,
        redirect: '/profile/index',
        hidden: true,
        children: [{
            path: 'index',
            component: () =>
                import ('@/views/profile/index'),
            name: 'Profile',
            meta: { title: 'Profile', icon: 'user', noCache: true }
        }]
    }
]

/**
 * asyncRoutes
 * the routes that need to be dynamically loaded based on user roles
 */
export const asyncRoutes = [
    componentsRouter,
    chartsRouter,
    {
        path: '/tab',
        component: Layout,
        children: [{
            path: 'index',
            component: () =>
                import ('@/views/tab/index'),
            name: 'Tab',
            meta: { title: '报表', icon: 'table' }
        }]
    },

    {
        path: '/pdf',
        component: Layout,
        redirect: '/pdf/index',
        children: [{
            path: 'index',
            component: () =>
                import ('@/views/pdf/index'),
            name: 'PDF',
            meta: { title: '园区公益', icon: 'peoples' }
        }]
    },
    {
        path: '/icon',
        component: Layout,
        children: [{
            path: 'index',
            component: () =>
                import ('@/views/icons/index'),
            name: 'Icons',
            meta: { title: '智慧党建', icon: 'icon', noCache: true }
        }]
    },

    {
        path: '/theme',
        component: Layout,
        children: [{
            path: 'index',
            component: () =>
                import ('@/views/theme/index'),
            name: 'Theme',
            meta: { title: '智慧流程系统', icon: 'tree' }
        }]
    },

    {
        path: '/clipboard',
        component: Layout,
        children: [{
            path: 'index',
            component: () =>
                import ('@/views/clipboard/index'),
            name: 'ClipboardDemo',
            meta: { title: '政策窗口及客户交互', icon: 'clipboard' }
        }]
    },
    {
        path: '/permission',
        component: Layout,
        redirect: '/permission/page',
        alwaysShow: true, // will always show the root menu
        name: 'Permission',
        meta: {
            title: '权限管理',
            icon: 'lock',
            roles: ['admin', 'editor'] // you can set roles in root nav
        },
        children: [{
                path: 'page',
                component: () =>
                    import ('@/views/permission/page'),
                name: 'PagePermission',
                meta: {
                    title: '页面权限',
                    roles: ['admin'] // or you can only set roles in sub nav
                }
            },
            {
                path: 'directive',
                component: () =>
                    import ('@/views/permission/directive'),
                name: 'Directive Permission',
                meta: {
                    title: '指令权限'
                        // if do not set roles, means: this page does not require permission
                }
            },
            {
                path: 'role',
                component: () =>
                    import ('@/views/permission/role'),
                name: 'Role Permission',
                meta: {
                    title: '角色权限',
                    roles: ['admin']
                }
            }
        ]
    },


    // 404 page must be placed at the end !!!
    { path: '*', redirect: '/404', hidden: true }
]

const createRouter = () => new Router({
    // mode: 'history', // require service support
    scrollBehavior: () => ({ y: 0 }),
    routes: constantRoutes
})

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
    const newRouter = createRouter()
    router.matcher = newRouter.matcher // reset router
}

export default router